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Vertiv Liebert CW 041 User Manual

Vertiv Liebert CW 041
168 pages
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Liebert®
CWThermalManagementSystem
Installer/UserGuide
38to400kW(10 to 114ton)Capacity, UpflowandDownflow, 50Hzand60Hz

Table of Contents

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Vertiv Liebert CW 041 Specifications

General IconGeneral
BrandVertiv
ModelLiebert CW 041
CategoryUPS
LanguageEnglish

Summary

IMPORTANT SAFETY INSTRUCTIONS

PRE-INSTALLATION PREPARATION AND GUIDELINES

EQUIPMENT INSPECTION AND HANDLING

SAFETY INFORMATION

Provides critical safety warnings for handling and lifting the equipment.

Handling the Unit while Packaged

Instructs on the proper methods for moving the unit when it is still packaged.

Unpacking the Unit

Details the procedure for safely removing the unit from its packaging.

Removing the Unit from the Skid with a Forklift

Explains the steps for detaching the unit from its skid using a forklift.

PIPING REQUIREMENTS

ELECTRICAL CONNECTIONS

EC FANS AND PLENUMS

Wire the EC Fans

Provides instructions for wiring the EC fans, including junction box connections.

CHECKLIST FOR COMPLETED INSTALLATION

Electrical Installation Checks

Verifies all electrical connections and installations meet requirements.

Piping Installation Checks

Confirms all piping connections are completed, leak-checked, and properly installed.

INITIAL START-UP CHECKS AND COMMISSIONING PROCEDURE FOR WARRANTY INSPECTION

TROUBLESHOOTING

Table 10.1 Blower troubleshooting

Lists common blower issues, their possible causes, and remedies for troubleshooting.

Table 10.2 Chilled water troubleshooting

Provides troubleshooting steps for chilled water system components and actuators.

Table 10.4 Reheat troubleshooting

Details troubleshooting procedures for reheat system operation issues.

MAINTENANCE

Filters

Covers filter inspection, replacement, and adjustment of the filter clog switch.

Blower Drive System—EC Fans

Discusses maintenance for EC fan motors, protective features, and troubleshooting.

PREVENTIVE MAINTENANCE CHECKLIST

ELECTRICAL FIELD CONNECTIONS UPFLOW MODELS CW038 - CW084 HIGH VOLTAGE

ELECTRICAL FIELD CONNECTIONS UPFLOW MODELS CW106 - CW114 HIGH VOLTAGE

ELECTRICAL FIELD CONNECTIONS DEFINITIONS & LOCATIONS DOWNFLOW CW146 & CW181 MODELS W/ EC FANS

ELECTRICAL FIELD CONNECTIONS UPFLOW MODELS CW106 & CW114 LOW VOLTAGE

ELECTRICAL FIELD CONNECTIONS UPFLOW MODELS CW038 - CW084 LOW VOLTAGE

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